@Test
public void testTransactionalQueueGetsOfferedItems_whenBlockedOnPoll()
throws InterruptedException {
final String item = "offered1";
final String queueName = randomString();
final IQueue queue1 = client.getQueue(queueName);
final CountDownLatch justBeforeBlocked = new CountDownLatch(1);
new Thread() {
public void run() {
try {
justBeforeBlocked.await();
sleepSeconds(1);
queue1.offer(item);
} catch (InterruptedException e) {
fail("failed" + e);
}
}
}.start();
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue txnQueue1 = context.getQueue(queueName);
justBeforeBlocked.countDown();
Object result = txnQueue1.poll(5, TimeUnit.SECONDS);
assertEquals(
"TransactionalQueue while blocked in pol should get item offered from client queue",
item,
result);
context.commitTransaction();
}
@Test
public void testTransactionalOfferAndPollWithTimeout() throws InterruptedException {
final String item = "offered";
final String name = randomString();
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue<String> txnQueue = context.getQueue(name);
assertTrue(txnQueue.offer(item));
assertEquals(1, txnQueue.size());
assertEquals(item, txnQueue.poll(5, TimeUnit.SECONDS));
context.commitTransaction();
}
@Test
public void testTransactionalOfferPoll() {
final String item = "offered";
final String queueName = randomString();
final IQueue queue = client.getQueue(queueName);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue txnQueue = context.getQueue(queueName);
txnQueue.offer(item);
assertEquals(item, txnQueue.poll());
context.commitTransaction();
}
@Test
public void testTransactionalOfferRoleBack() {
final String name = randomString();
final IQueue queue = client.getQueue(name);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue<String> qTxn = context.getQueue(name);
qTxn.offer("ITEM");
context.rollbackTransaction();
assertEquals(0, queue.size());
}
@Test
public void testTransactionalQueueSize() {
final String item = "offered";
final String name = randomString();
final IQueue queue = client.getQueue(name);
queue.offer(item);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue<String> txnQueue = context.getQueue(name);
txnQueue.offer(item);
assertEquals(2, txnQueue.size());
context.rollbackTransaction();
}